Class 10 Maths: Polynomials
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Questions and Answers

What is the general form of a polynomial?

  • a_n x^(n+1) + a_(n-1) x^(n) +...+ a_2 x^2 + a_1 x + a_0
  • a_n x^(n+1) + a_(n-1) x^(n-2) +...+ a_2 x^2 + a_1 x + a_0
  • a_n x^n + a_(n-1) x^(n-1) +...+ a_2 x^2 + a_1 x + a_0 (correct)
  • a_n x^(n-1) + a_(n-1) x^(n-2) +...+ a_2 x^2 + a_1 x + a_0
  • What are the zeros of the polynomial p(x) = x^2 + 4x + 4?

  • -1 and -2
  • -2 and -2 (correct)
  • 1 and -2
  • 2 and -2
  • What is the degree of the polynomial p(x) = x^3 + 2x^2 - 3x + 1?

  • 2
  • 1
  • 4
  • 3 (correct)
  • What is the relationship between the zeros and coefficients of a polynomial?

    <p>If a is a zero of a polynomial p(x), then (x-a) is a factor of p(x)</p> Signup and view all the answers

    What is the result of dividing a polynomial p(x) by another polynomial q(x)?

    <p>A quotient polynomial and a remainder polynomial</p> Signup and view all the answers

    What is the purpose of the Factor Theorem in polynomials?

    <p>To find the factors of a polynomial</p> Signup and view all the answers

    What is the importance of polynomials in Class 10 Maths?

    <p>They play a crucial role in various mathematical fields</p> Signup and view all the answers

    What is the condition for the division algorithm for polynomials?

    <p>The degree of the remainder is less than the degree of the divisor</p> Signup and view all the answers

    What is the general form of a polynomial with a degree of 3?

    <p>a_3 x^3 + a_2 x^2 + a_1 x + a_0</p> Signup and view all the answers

    What is the role of the variable in a polynomial?

    <p>It is used to represent a value that can change</p> Signup and view all the answers

    Study Notes

    Polynomials in Class 10 Maths

    Polynomials are algebraic expressions that consist of variables and constants that are combined using only addition, subtraction, and multiplication. They play a crucial role in various mathematical fields, including algebra, calculus, and geometry. In Class 10 Maths, the concept of polynomials is introduced as part of the Algebra unit.

    Introduction to Polynomials

    A polynomial is an expression of the form a_n x^n + a_(n-1) x^(n-1) + ... + a_2 x^2 + a_1 x + a_0, where a_n, a_(n-1), ..., a_2, a_1, a_0 are constants and x is a variable. The highest power of x in the polynomial is called the degree of the polynomial.

    Zeros of a Polynomial

    The zeros of a polynomial are the values of x that make the polynomial equal to zero. For example, if p(x) = x^2 - 1, the zeros of p(x) are 1 and -1.

    Relationship between Zeroes and Coefficients of a Polynomial

    The relationship between the zeros and coefficients of a polynomial is given by the Factor Theorem, which states that if a is a zero of a polynomial p(x), then (x-a) is a factor of p(x).

    Division Algorithm for Polynomials

    The division algorithm for polynomials is similar to the division algorithm for integers. Given a polynomial p(x) and a non-zero polynomial q(x), there exist unique polynomials q(x), r(x), and q(x), such that p(x) = q(x) * q(x) + r(x), where the degree of r(x) is less than the degree of q(x).

    Summary

    Polynomials are essential in Class 10 Maths, as they form the basis for understanding more advanced mathematical concepts. Understanding the basics of polynomials, including their zeros, relationship between coefficients, and the division algorithm, is crucial for success in higher maths classes.

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    Description

    Test your understanding of polynomials in Class 10 Maths, including their definition, zeros, relationship between coefficients, and division algorithm. This quiz covers the basics of polynomials and their importance in algebra and higher maths classes.

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